66435440

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{17669}}^1$

素因数の和:17729

約数の個数: 40

約数和(自身を含む): 157757760

約数和(自身を除く): 91322320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 17669, 35338, 70676, 88345, 141352, 176690, 282704, 353380, 706760, 830443, 1413520, 1660886, 3321772, 4152215, 6643544, 8304430, 13287088, 16608860, 33217720, 66435440]

約数ペア:

[(1, 66435440), (2, 33217720), (4, 16608860), (5, 13287088), (8, 8304430), (10, 6643544), (16, 4152215), (20, 3321772), (40, 1660886), (47, 1413520), (80, 830443), (94, 706760), (188, 353380), (235, 282704), (376, 176690), (470, 141352), (752, 88345), (940, 70676), (1880, 35338), (3760, 17669)]